Incidental Mutation 'R6305:Enpp1'
ID 509605
Institutional Source Beutler Lab
Gene Symbol Enpp1
Ensembl Gene ENSMUSG00000037370
Gene Name ectonucleotide pyrophosphatase/phosphodiesterase 1
Synonyms PC-1, E-NPP1, Npps, Pca, Pdnp1, CD203c, twy, NPP1, 4833416E15Rik, Pca-1, Ly-41
MMRRC Submission 044411-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.195) question?
Stock # R6305 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 24513812-24588057 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 24517780 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 882 (Y882C)
Ref Sequence ENSEMBL: ENSMUSP00000114273 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000039882] [ENSMUST00000105520] [ENSMUST00000135846]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000039882
SMART Domains Protein: ENSMUSP00000046090
Gene: ENSMUSG00000037370

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
low complexity region 59 69 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 358 1e-44 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000105520
AA Change: Y881C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101159
Gene: ENSMUSG00000037370
AA Change: Y881C

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
transmembrane domain 57 79 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 520 1.8e-87 PFAM
Endonuclease_NS 655 873 5.33e-15 SMART
NUC 656 887 3.62e-107 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000135846
AA Change: Y882C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000114273
Gene: ENSMUSG00000037370
AA Change: Y882C

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
transmembrane domain 57 79 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 520 4.2e-91 PFAM
Endonuclease_NS 656 874 5.33e-15 SMART
NUC 657 888 3.62e-107 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.5%
Validation Efficiency 97% (61/63)
MGI Phenotype FUNCTION: This gene encodes a member of the nucleoside pyrophosphatase/phosphodiesterase family of enzymes that catalyzes the hydrolysis of pyrophosphate and phosphodiester bonds in nucleotide triphosphates and oligonucleotides, respectively, to generate nucleoside 5'-monophosphates. The encoded protein is a type II transmembrane glycoprotein that negatively regulates bone mineralization. Mice harboring a nonsense mutation in this gene, termed tiptoe walking (ttw), exhibit ectopic ossification of the spinal ligaments. The encoded protein binds to the insulin receptor, inhibits downstream signaling events and induces insulin resistance and glucose tolerance. This gene is located adjacent to a paralog on chromosome 10. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a null allele develop hyperostosis leading to ossific intervertebral fusion, peripheral joint ankylosis and tendon calcification, and display spontaneous arterial and articular cartilage calcification, and altered adipocyte maturation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110002E22Rik T C 3: 137,773,741 (GRCm39) S977P probably damaging Het
Abraxas2 G A 7: 132,476,694 (GRCm39) A145T probably damaging Het
Adcy6 T A 15: 98,496,526 (GRCm39) I550L probably benign Het
Agbl3 G A 6: 34,759,145 (GRCm39) D19N unknown Het
Ankdd1a C T 9: 65,415,343 (GRCm39) A227T possibly damaging Het
Arhgap39 T A 15: 76,621,902 (GRCm39) D233V probably benign Het
Bcl9 G A 3: 97,113,254 (GRCm39) P1067L possibly damaging Het
Casd1 C T 6: 4,641,892 (GRCm39) T723I probably damaging Het
Cd209g T A 8: 4,186,809 (GRCm39) I118N probably benign Het
Cdh24 A T 14: 54,869,813 (GRCm39) D701E possibly damaging Het
Chd9 C T 8: 91,757,174 (GRCm39) P1858S possibly damaging Het
Csnk1g3 T A 18: 54,065,384 (GRCm39) Y322* probably null Het
Cyp2f2 G A 7: 26,828,649 (GRCm39) R173H probably damaging Het
D130043K22Rik T C 13: 25,069,668 (GRCm39) F909S probably damaging Het
Dll4 T A 2: 119,161,138 (GRCm39) S299T probably benign Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Homo
Dsg4 T A 18: 20,582,847 (GRCm39) Y162N probably damaging Het
Fbxw7 T A 3: 84,883,630 (GRCm39) N520K probably damaging Het
Galc C T 12: 98,225,549 (GRCm39) A14T possibly damaging Het
Grm7 G A 6: 111,335,626 (GRCm39) R679Q probably damaging Het
Hnrnpdl T C 5: 100,186,517 (GRCm39) probably benign Het
Il12a A T 3: 68,601,511 (GRCm39) K77N possibly damaging Het
Il17rd C T 14: 26,817,899 (GRCm39) S196L possibly damaging Het
Kcnv2 T C 19: 27,301,237 (GRCm39) F363L probably benign Het
Lair1 A G 7: 4,013,727 (GRCm39) probably null Het
Lrit3 G A 3: 129,594,109 (GRCm39) T156I probably damaging Het
Me2 T A 18: 73,924,915 (GRCm39) R267S probably benign Het
Mga T C 2: 119,778,179 (GRCm39) V1908A probably benign Het
Mylk3 T A 8: 86,077,048 (GRCm39) I463F probably damaging Het
Neb G A 2: 52,141,775 (GRCm39) R75* probably null Het
Niban1 T C 1: 151,571,469 (GRCm39) L248P probably damaging Het
Or10a3b C T 7: 108,444,761 (GRCm39) G152D possibly damaging Het
Or1j11 T A 2: 36,311,634 (GRCm39) S75T probably damaging Het
Or5p50 T G 7: 107,421,864 (GRCm39) T271P probably benign Het
Or8b36 ATTGCTGTTT ATTGCTGTTTGCTGTTT 9: 37,937,836 (GRCm39) probably null Het
Or8b36 TG TGGTGTTGG 9: 37,937,838 (GRCm39) probably null Het
Or8k33 A G 2: 86,383,839 (GRCm39) S210P possibly damaging Het
Pfas A G 11: 68,892,023 (GRCm39) S162P possibly damaging Het
Pip5k1c T A 10: 81,151,768 (GRCm39) V654E probably benign Het
Plxdc1 C A 11: 97,829,416 (GRCm39) C318F probably damaging Het
Qrfprl A T 6: 65,431,975 (GRCm39) M293L probably benign Het
Rbm8a2 T C 1: 175,806,312 (GRCm39) D55G probably benign Het
Rexo5 A T 7: 119,427,348 (GRCm39) K419N probably damaging Het
Septin4 C T 11: 87,458,145 (GRCm39) T173M probably benign Het
Slc13a2 CGTTATCTGT CGT 11: 78,294,306 (GRCm39) probably benign Het
Slc24a4 C A 12: 102,188,360 (GRCm39) T151K possibly damaging Het
Slc6a15 A T 10: 103,225,031 (GRCm39) I40F probably benign Het
Slc6a21 T C 7: 44,930,028 (GRCm39) V172A possibly damaging Het
Thrap3 A G 4: 126,074,600 (GRCm39) probably benign Het
Tm9sf3 A G 19: 41,233,881 (GRCm39) probably null Het
Trp53 A T 11: 69,479,533 (GRCm39) H211L probably damaging Het
Ttc21b A T 2: 66,018,614 (GRCm39) N1264K probably damaging Het
Vmn1r120 A T 7: 20,787,531 (GRCm39) V60E possibly damaging Het
Ylpm1 A G 12: 85,077,319 (GRCm39) E890G probably damaging Het
Zfp647 G A 15: 76,796,285 (GRCm39) P125L probably damaging Het
Zfp934 T C 13: 62,666,370 (GRCm39) Y102C probably damaging Het
Other mutations in Enpp1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00392:Enpp1 APN 10 24,521,325 (GRCm39) missense possibly damaging 0.93
IGL00966:Enpp1 APN 10 24,529,929 (GRCm39) missense probably damaging 1.00
IGL01364:Enpp1 APN 10 24,540,512 (GRCm39) missense probably damaging 1.00
IGL02040:Enpp1 APN 10 24,531,754 (GRCm39) missense probably damaging 1.00
IGL02143:Enpp1 APN 10 24,553,872 (GRCm39) missense probably damaging 1.00
IGL02631:Enpp1 APN 10 24,517,859 (GRCm39) missense probably damaging 1.00
IGL02655:Enpp1 APN 10 24,553,872 (GRCm39) missense probably damaging 1.00
IGL02677:Enpp1 APN 10 24,555,083 (GRCm39) splice site probably benign
IGL02691:Enpp1 APN 10 24,587,790 (GRCm39) missense probably damaging 0.99
IGL02966:Enpp1 APN 10 24,536,172 (GRCm39) missense probably damaging 1.00
IGL03087:Enpp1 APN 10 24,531,779 (GRCm39) splice site probably benign
IGL03330:Enpp1 APN 10 24,540,804 (GRCm39) splice site probably benign
IGL03365:Enpp1 APN 10 24,544,923 (GRCm39) missense probably damaging 1.00
IGL03377:Enpp1 APN 10 24,536,181 (GRCm39) critical splice acceptor site probably null
PIT4651001:Enpp1 UTSW 10 24,529,848 (GRCm39) missense probably benign 0.16
R0011:Enpp1 UTSW 10 24,545,900 (GRCm39) nonsense probably null
R0201:Enpp1 UTSW 10 24,529,815 (GRCm39) missense probably benign 0.00
R0496:Enpp1 UTSW 10 24,547,950 (GRCm39) missense probably benign 0.18
R1228:Enpp1 UTSW 10 24,521,310 (GRCm39) missense probably benign 0.30
R1536:Enpp1 UTSW 10 24,517,732 (GRCm39) missense probably benign 0.27
R1927:Enpp1 UTSW 10 24,530,786 (GRCm39) missense possibly damaging 0.65
R2051:Enpp1 UTSW 10 24,587,702 (GRCm39) critical splice donor site probably null
R2057:Enpp1 UTSW 10 24,536,090 (GRCm39) missense probably damaging 0.98
R2353:Enpp1 UTSW 10 24,527,239 (GRCm39) missense probably benign 0.24
R4077:Enpp1 UTSW 10 24,544,905 (GRCm39) critical splice donor site probably null
R4079:Enpp1 UTSW 10 24,544,905 (GRCm39) critical splice donor site probably null
R4739:Enpp1 UTSW 10 24,555,146 (GRCm39) missense probably null 0.99
R4740:Enpp1 UTSW 10 24,555,146 (GRCm39) missense probably null 0.99
R4761:Enpp1 UTSW 10 24,517,849 (GRCm39) missense possibly damaging 0.94
R4822:Enpp1 UTSW 10 24,537,833 (GRCm39) missense possibly damaging 0.74
R4919:Enpp1 UTSW 10 24,523,983 (GRCm39) missense probably benign 0.01
R5140:Enpp1 UTSW 10 24,528,750 (GRCm39) missense possibly damaging 0.51
R5302:Enpp1 UTSW 10 24,527,288 (GRCm39) missense probably benign
R5421:Enpp1 UTSW 10 24,545,655 (GRCm39) missense probably damaging 1.00
R5695:Enpp1 UTSW 10 24,530,806 (GRCm39) missense probably damaging 0.99
R5735:Enpp1 UTSW 10 24,530,817 (GRCm39) missense possibly damaging 0.92
R5789:Enpp1 UTSW 10 24,523,137 (GRCm39) missense probably benign
R5942:Enpp1 UTSW 10 24,551,966 (GRCm39) nonsense probably null
R6048:Enpp1 UTSW 10 24,536,152 (GRCm39) missense probably damaging 1.00
R6053:Enpp1 UTSW 10 24,533,024 (GRCm39) missense possibly damaging 0.93
R6319:Enpp1 UTSW 10 24,523,929 (GRCm39) missense probably damaging 1.00
R6624:Enpp1 UTSW 10 24,545,653 (GRCm39) nonsense probably null
R6793:Enpp1 UTSW 10 24,531,723 (GRCm39) missense probably damaging 1.00
R6936:Enpp1 UTSW 10 24,527,237 (GRCm39) missense probably benign 0.30
R7255:Enpp1 UTSW 10 24,521,213 (GRCm39) missense possibly damaging 0.95
R7285:Enpp1 UTSW 10 24,536,059 (GRCm39) missense probably benign 0.01
R7401:Enpp1 UTSW 10 24,521,180 (GRCm39) missense probably damaging 1.00
R7429:Enpp1 UTSW 10 24,587,848 (GRCm39) missense probably benign 0.00
R7430:Enpp1 UTSW 10 24,587,848 (GRCm39) missense probably benign 0.00
R7526:Enpp1 UTSW 10 24,550,308 (GRCm39) splice site probably null
R7532:Enpp1 UTSW 10 24,551,885 (GRCm39) missense probably benign 0.29
R7789:Enpp1 UTSW 10 24,529,981 (GRCm39) splice site probably null
R8073:Enpp1 UTSW 10 24,555,142 (GRCm39) missense possibly damaging 0.50
R8283:Enpp1 UTSW 10 24,550,554 (GRCm39) missense probably benign 0.25
R8955:Enpp1 UTSW 10 24,544,926 (GRCm39) missense probably benign 0.01
R9494:Enpp1 UTSW 10 24,527,234 (GRCm39) missense probably benign
Z1177:Enpp1 UTSW 10 24,537,840 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- CAGTTGTAACTCCACTCGACC -3'
(R):5'- GTCATTTCTCAGCCTAAAATGTCC -3'

Sequencing Primer
(F):5'- CGTTTCCAAACAATGCAAAAGTG -3'
(R):5'- TCCTAAGTAAATAAGCTGAGAAGAGG -3'
Posted On 2018-04-02